<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
        * {
            padding: 0;
            margin: 0;
        }

        .wrap {
            width: 410px;
            margin: 100px auto 0;
        }

        table {
            border-collapse: collapse;
            border-spacing: 0;
            border: 1px solid #c0c0c0;
        }

        th,
        td {
            border: 1px solid #d0d0d0;
            color: #404060;
            padding: 10px;
        }

        th {
            background-color: #09c;
            font: bold 16px "΢���ź�";
            color: #fff;
        }

        td {
            font: 14px "΢���ź�";
        }

        td a.get {
            text-decoration: none;
        }

        a.del:hover {
            text-decoration: underline;
        }

        tbody tr {
            background-color: #f0f0f0;
        }

        tbody tr:hover {
            cursor: pointer;
            background-color: #fafafa;
        }

        .btnAdd {
            width: 110px;
            height: 30px;
            font-size: 20px;
            font-weight: bold;
        }

        .form-item {
            height: 100%;
            position: relative;
            padding-left: 100px;
            padding-right: 20px;
            margin-bottom: 34px;
            line-height: 36px;
        }

        .form-item > .lb {
            position: absolute;
            left: 0;
            top: 0;
            display: block;
            width: 100px;
            text-align: right;
        }

        .form-item > .txt {
            width: 300px;
            height: 32px;
        }

        .mask {
            position: absolute;
            top: 0px;
            left: 0px;
            width: 100%;
            height: 100%;
            background: #000;
            opacity: 0.15;
            display: none;
        }

        .form-add {
            position: fixed;
            top: 30%;
            left: 50%;
            margin-left: -197px;
            padding-bottom: 20px;
            background: #fff;
            display: none;
        }

        .form-add-title {
            background-color: #f7f7f7;
            border-width: 1px 1px 0 1px;
            border-bottom: 0;
            margin-bottom: 15px;
            position: relative;
        }

        .form-add-title span {
            width: auto;
            height: 18px;
            font-size: 16px;
            font-family: ����;
            font-weight: bold;
            color: rgb(102, 102, 102);
            text-indent: 12px;
            padding: 8px 0px 10px;
            margin-right: 10px;
            display: block;
            overflow: hidden;
            text-align: left;
        }

        .form-add-title div {
            width: 16px;
            height: 20px;
            position: absolute;
            right: 10px;
            top: 6px;
            font-size: 30px;
            line-height: 16px;
            cursor: pointer;
        }

        .form-submit {
            text-align: center;
        }

        .form-submit input {
            width: 170px;
            height: 32px;
        }

    </style>
</head>
<body>
<div class="wrap">
    <div>
        <input type="button" value="添加数据" id="j_btnAddData" class="btnAdd"/>
    </div>
    <table>
        <thead>
        <tr>
            <th>课程名称</th>
            <th>所需技能</th>
            <th>已学会</th>
        </tr>
        </thead>
        <tbody id="j_tb">
        <tr>
            <!-- <td><input type="checkbox"/></td> -->
            <td>JavaScript</td>
            <td>js</td>
            <td><a href="javascrip:;" class="get">remove</a></td>
        </tr>
        <tr>
            <!-- <td><input type="checkbox"/></td> -->
            <td>css</td>
            <td>css</td>
            <td><a href="javascrip:;" class="get">remove</a></td>
        </tr>
        <tr>
            <!-- <td><input type="checkbox"/></td> -->
            <td>html</td>
            <td>html</td>
            <td><a href="javascrip:;" class="get">remove</a></td>
        </tr>
        <tr>
            <!-- <td><input type="checkbox"/></td> -->
            <td>jQuery</td>
            <td>jQ</td>
            <td><a href="javascrip:;" class="get">remove</a></td>
        </tr>
        </tbody>
    </table>
</div>
<div id="j_mask" class="mask"></div>
<div id="j_formAdd" class="form-add">
    <div class="form-add-title">
        <span>添加数据</span>

        <div id="j_hideFormAdd">x</div>
    </div>
    <div class="form-item">
        <label class="lb" for="j_txtLesson">课程名称：</label>
        <input class="txt" type="text" id="j_txtLesson" placeholder="请输入课程名称">
    </div>
    <div class="form-item">
        <label class="lb" for="j_txtBelSch">所需技能：</label>
        <input class="txt" type="text" id="j_txtBelSch" placeholder="请随意">
    </div>
    <div class="form-submit">
        <input type="button" value="添加" id="j_btnAdd">
    </div>
</div>

<script src="js/jquery-1.12.2.js"></script>
<script>
    $(function () {
        // 1、单击添加数据按钮 展示出添加数据的表单
        $("#j_btnAddData").click(function () {
            // 遮罩层展示
            $("#j_mask").show();
            // 添加数据表单展示
            $("#j_formAdd").show();
        });

        // 2. 给添加数据表单关闭按钮添加单击事件
        $("#j_hideFormAdd").click(function () {
            /*// 遮罩层隐藏
             $("#j_mask").hide();
             // 添加数据表单隐藏
             $("#j_formAdd").hide();*/
            hideForm();
        });

        // 3. 给添加数据表单的添加按钮绑定单击事件
        $("#j_btnAdd").click(function () {
            // 3.1 获取到文本框的值
            // 获取到课程名称的值
            var txtLesson = $("#j_txtLesson").val();

            // 判断课程名称有没有输入
            txtLesson = txtLesson.trim();
            // $.trim(txtLesson);

            if(txtLesson === "") {
                alert("请输入课程名称！");
                return;
            }

            // 获取所属学院的值 belong school
            var txtBelSch = $("#j_txtBelSch").val();

            // 3.2 根据获取到的值 动态的创建表格的一行数据
            var strHml = "";
            strHml =
                    "<tr>" +
                    "<td>"+txtLesson+"</td>" +
                    "<td>"+txtBelSch+"</td>" +
                    "<td><a href=\"javascrip:;\" class=\"get\">remove</a></td>" +
                    "</tr>";

            $("#j_tb").append(strHml);
            // 关闭
            hideForm();

            // 关闭之后，要恢复到原来的状态
            // 设置课程为空
            $("#j_txtLesson").val("");
            // 设置所属学院 默认值
            $("#j_txtBelSch").val("");
        });

        // 4. get神技
        /*$(".get").click(function () {
         // get的父元素的父元素 干掉
         $(this).parent().parent().remove();
         });*/
        $("#j_tb").on("click", ".get", function () {
            $(this).parent().parent().remove();
        });

        function hideForm() {
            // 遮罩层隐藏
            $("#j_mask").hide();
            // 添加数据表单隐藏
            $("#j_formAdd").hide();
        }
    });
</script>
</body>
</html>
